Pith Number

pith:HIMKYP4M

pith:2019:HIMKYP4MRTXB656GHXIDQ2HU7I

not attested not anchored not stored refs pending

Sensitive Distance and Reachability Oracles for Large Batch Updates

Jan van den Brand, Thatchaphol Saranurak

arxiv:1907.07982 v2 · 2019-07-18 · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HIMKYP4MRTXB656GHXIDQ2HU7I}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:40:03.105137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a18ac3f8c8cee1f77c63dd03868f4fa3c668fcff148c759100092d18dcec04d

Aliases

arxiv: 1907.07982 · arxiv_version: 1907.07982v2 · doi: 10.48550/arxiv.1907.07982 · pith_short_12: HIMKYP4MRTXB · pith_short_16: HIMKYP4MRTXB656G · pith_short_8: HIMKYP4M

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/HIMKYP4MRTXB656GHXIDQ2HU7I \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 3a18ac3f8c8cee1f77c63dd03868f4fa3c668fcff148c759100092d18dcec04d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9aab4bfaa2b80ff64b633b09fcb392f22d497a8ee064b584fc35962fb841034",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-07-18T10:52:13Z",
    "title_canon_sha256": "e61f6f1d4f5fed448f171c9e1e050c54f33916c46c5eb09823eaf08e036ae2ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07982",
    "kind": "arxiv",
    "version": 2
  }
}